it is going to be a think the obama administration's call, especially with the external pressure the israelis constantly hovering out there and that yahoo!'s talk about a red line is when is the united states going to get really serious about the second track? i am one of these people who believes there is an agreement out there that can be reached that would lead to a nonnuclear weapon iran. but i think the diplomacy has to be set. jack's final point about a republican conservative able to achieve agreements of this sort that are more difficult for a democrat is a very important one. no matter what kind of agreement, if there is an agreement reached with iran, it's going to be attacked by a lot of constituencies. but many of them are going to be republican. >> and he gave you many examples were a democratic president has reached major agreements. jack. >> regarding iran, i think in any situation you have windows of opportunity possibly. there are other times with the personalities make it simply impossible. we should not have negotiated. it wouldn't have helped in the 1930s. but the